$7.20

Carlos Asuaje Sequera, Buchivacoa

$10.19

Samuel A. Mantilla, Ecoe Ediciones

$27.18

Javier Benavides Pañeda, Mcgraw Hill

$42.00

Humberto Gutierrez Pulido, Mcgraw Hill

$42.00

Cesar R. Gallo P., Ebvc

$7.80

Bradt, Mcgraw Hill

$18.00

Ernesto J. Poza, Cengage Learning

$48.79

Cesar R. Gallo P., Ebvc

$7.80

Araceli Alvarado Falcon, Mcgraw Hill

$75.60

J. Lopera, Intermedio

$8.35

S. Hernandez y Rodriguez, Mcgraw Hill

$32.40

Bateman - Snell, Mcgraw Hill

$43.20

L. Puchol - I. Puchol, Diaz de Santos

$24.00

H. Koontz - H. Weihrich, Mcgraw Hill

$86.40